Home / 14,376.44-19,838.73-8,089.22

Finding the Fourth Proportional to 14,376.44, 19,838.73 and 8,089.22

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Solution

The fourth proportional to 14,376.44, 19,838.73 and 8,089.22 is: 11,162.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,376.44 : 19,838.73 = 8,089.22 : x
  2. Step 2: Convert to fraction form
    14,376.44/19,838.73 = 8,089.22/x
  3. Step 3: Cross multiply
    14,376.44x = 19,838.73 × 8,089.22
  4. Step 4: Simplify right side
    14,376.44x = 160,479,851.49
  5. Step 5: Solve for x
    x = 160,479,851.49/14,376.44
  6. Step 6: Final answer
    x = 11,162.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.